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Fluorescent Minerals
Steve Tyminski
Physical Geology
Fall 2007
                                                Hydrozincite
 

          Hydrozincite, also known as zinc bloom, is a white carbonate mineral, usually found in massive rather than crystalline form.[i]

 

          This example of willemite / calcite / hydrozincite is from the Nellie James Mine in the Huachuca Mountains of Cochise County, AZ.  Specimen is from the private collection of Roy Parsons.

 

4a

Willemite, Calcite, Hydrozincite, normal light
Willemite is gray, Calcite is gray, Hydrozincite is gray

 

4b

Willemite, Calcite, Hydrozincite, ultraviolet light

Willemite is green / Calcite & Hydrozincite are blended to produce purple

 

             Another example of willemite / calcite / hydrozincite is from the Nellie James Mine in the Huachuca Mountains of Cochise County, AZ.  Specimen is from the private collection of Roy Parsons.

5a

 Willemite / Calcite / Hydrozincite, normal light

 

5b

 Willemite / Calcite / Hydrozincite, ultraviolet light

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[i]  http://en.wikipedia.org/wiki/Hydrozincite